//关于指针的更多知识
#include "stdio.h"

int main(int argc, char const *argv[]) {
  int i1,i2;
  int *p1,*p2;

  i1 = 5;
  p1 = &i1;
  i2 = *p1 / 2 + 10;
  p2 = p1;

  printf("i1 = %i, i2 = %i, *p1 = %i, *p2 = %i\n", i1, i2, *p1, *p2 );

  return 0;
}
